*,
*::before,
*::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

html {
  font-size: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  position: relative;
  font-family: "宋体", Helvetica, Arial, sans-serif;
  font-size: 12px;
  line-height: 1.42857143;
  color: #000;
  background-color: #fff;
}

ul, ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

div, p, dl, dt, dd {
  margin: 0;
  padding: 0;
}

li, dl, dt, dd, h1, h2, h3, h4, h5, h6, hgroup, p, blockquote, figure, form, fieldset, input, legend, pre, abbr, button {
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: normal;
}

pre, code, address, caption, th, figcaption {
  font-size: 1em;
  font-weight: normal;
  font-style: normal;
}

fieldset, iframe, img {
  border: 0;
}

caption, th {
  text-align: left;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

article, aside, footer, header, nav, main, section, summary, details, hgroup, figure, figcaption {
  display: block;
}

audio, canvas, video, progress {
  display: inline-block;
  vertical-align: baseline;
}

button {
  background: none;
  border: 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  color: inherit;
  cursor: pointer;
  font: inherit;
  line-height: inherit;
  overflow: visible;
  vertical-align: inherit;
}

button:disabled {
  cursor: default;
}

a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

a:active,
a:hover {
  outline: 0;
}

h1 {
  font-size: 2em;
}

img {
  border: 0;
}

:focus {
  outline: none;
}

[hidden] {
  display: none;
}

.nobr {
  white-space: nowrap;
}

i, em, code {
  font-style: normal;
}

b, strong {
  font-weight: bold;
}

sub, sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

button, input, select, textarea {
  font-family: inherit;
  /* 1 */
  font-size: 100%;
  /* 2 */
  margin: 0;
  /* 3 */
}

input:focus,
select:focus,
textarea:focus,
button:focus, button:active {
  outline: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

.clear {
  zoom: 1;
}

.clear:after {
  content: ".";
  display: block;
  clear: both;
  height: 0;
  visibility: hidden;
}
